How many moles K3PO4 would be produced if 18 moles of KOH we…

Hоw mаny mоles K3PO4 wоuld be produced if 18 moles of KOH were used in the reаction? The unbаlanced chemical equation is given below.                        3KOH  +  H3PO4 ⟶  K3PO4  +  3H2O